diff --git a/plugins/dbms/mysql/filesystem.py b/plugins/dbms/mysql/filesystem.py
index dd68d90ae..f764ca167 100644
--- a/plugins/dbms/mysql/filesystem.py
+++ b/plugins/dbms/mysql/filesystem.py
@@ -8,6 +8,7 @@ See the file 'doc/COPYING' for copying permission
 """
 
 from lib.core.common import isNumPosStrValue
+from lib.core.common import isTechniqueAvailable
 from lib.core.common import randomStr
 from lib.core.common import singleTimeWarnMessage
 from lib.core.data import conf